Traditionally, this term refers to a millenniums old ring design wherein the band has been set with a continuous row of gemstones. Today it is most frequently given to mark an anniversary or birth of a child, though many have begun exchanging the rings as bridal bands.
Jewelry Glossary
Eternity band (ring)
More terms starting with E
Keep learning
Our education centre covers diamonds, precious metals, gemstones, and how to choose a ring in far more depth than a definition allows.